How to Use the @Query Annotation in Spring Boot + Spring Data JPA - From JPQL and Native SQL to Update Queries with @Modifying
A hands-on guide to mastering the @Query annotation in Spring Boot + Spring Data JPA. Covers the basics of JPQL and @Param, when to use nativeQuery=true, UPDATE/DELETE with @Modifying + @Transactional, countQuery when combined with Pageable, SpEL (:#{}), and escaping LIKE searches, all explained with copy-and-paste-ready repository code.